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Union St, Dulwich Hill NSW 2203

Street

Street Summary

Union St, Dulwich Hill NSW 2202 is a local road where 63% of residences are houses and 27% are apartments. 2 homes sit above the street; 57 homes sit level with the street. 10 homes are subject to a flood overlay, and 31 are recommended for a flood check. There are insufficient recent house sales to calculate a reliable comparison against the suburb, so buyers should compare recent sales of individual homes on the street against nearby comparable properties. Notable developments include 4 Union St (12 lots, 3 levels, built 1980) and 79 Union St (10 lots, 2 levels, built 1985).


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Union St, Dulwich Hill NSW 2203 property market.

Houses vs Apartments93 total lots
63.4%
26.9%
9.7%
Houses (63.4%)
Apartments (26.9%)
Townhouses/Villas/Unclassified (9.7%)

PART 2
Houses

"Houses" in this report includes detached houses, duplexes, and terraces.

Land Topography

How house lots on Union St, Dulwich Hill NSW 2203 sit relative to street level — topography that affects drainage, flood risk, privacy, and build cost. Statistics are calculated from properties with available data.

High-side vs low-side house lots
High-sideFlat
2 lots
57 lots
High-side (1m above)
Flat
Low-side (1m below)

Risks &Overlays

See which key planning overlays and environmental risks affect this street before you buy.

Heritage
0 houses affected
Bushfire
0 houses affected
Flood
10 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Union St, Dulwich Hill NSW 2203 over the past 5 years, plotted against the Dulwich Hill NSW 2203 median house price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$1.3M$2.5M$3.8M$5.0MSept 21May 23Jan 25Sept 26$1.8M · 2022$2.1M · 2023$2.3M · 2024$2.5M · 2025$2.3M · 2026$2.5M · 2025-08-01 · 20 UNION ST, DULWICH HILL NSW 2203$1.8M · 2024-08-15 · 31 UNION ST, DULWICH HILL NSW 2203$1.8M · 2023-10-28 · 35 UNION ST, DULWICH HILL NSW 2203$1.3M · 2022-05-28 · 53 UNION ST, DULWICH HILL NSW 2203$1.3M · 2022-07-11 · 9 UNION ST, DULWICH HILL NSW 2203$1.6M · 2023-05-13 · 39 UNION ST, DULWICH HILL NSW 2203
Turnover rate10.2%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Union St, Dulwich Hill NSW 2203 over the past 5 years, plotted against the Dulwich Hill NSW 2203 median apartment price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$250k$500k$750k$1.0MSept 21May 23Jan 25Sept 26$820k · 2022$820k · 2023$912k · 2024$938k · 2025$930k · 2026$800k · 2025-11-03 · 11/4 UNION ST, DULWICH HILL NSW 2203$805k · 2021-12-15 · 8/79 UNION ST, DULWICH HILL NSW 2203$940k · 2024-01-11 · 2/4 UNION ST, DULWICH HILL NSW 2203$775k · 2024-04-23 · 4/4 UNION ST, DULWICH HILL NSW 2203$850k · 2025-03-04 · 5/4 UNION ST, DULWICH HILL NSW 2203$970k · 2026-01-30 · 10/79 UNION ST, DULWICH HILL NSW 2203$995k · 2026-05-14 · 2/79 UNION ST, DULWICH HILL NSW 2203
Apartment sales3Past 12 months
Turnover rate28%Past 5 years

Largest Apartment Projects

The largest apartment projects on Union St, Dulwich Hill NSW 2203, ranked by number of lots.

1
4 UNION ST, DULWICH HILL NSW 2203Small project (<20 lots)
2
79 UNION ST, DULWICH HILL NSW 2203Small project (<20 lots)

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Living in Union St, Dulwich Hill NSW 2203 : Street Profile & FAQs

Common questions about living on and buying property on Union St, Dulwich Hill NSW 2203 — lifestyle, transport, and the local housing market.

Note: Data is sourced from the Australian Bureau of Statistics (ABS) 2021 Census data and knest.ai internal statistical data.

Is Union St an expensive or affordable street relative to Dulwich Hill?

There are insufficient recent house sales on Union St to calculate a reliable premium or discount against the Dulwich Hill average. Buyers should compare recent sales of individual homes on the street against nearby comparable properties to gauge current market positioning.

What are the risk and overlay factors on Union St?

There are no bushfire or heritage overlays on Union St, and no properties are affected by high-voltage powerlines. Ten properties fall within a flood overlay, 31 are recommended for a flood check, and 18 fall under other flood classifications. A flood overlay or recommended flood check does not necessarily mean a property floods, but it is worth reviewing council mapping, flood reports and insurance costs before purchasing. The 18 properties in the other classification have no flood risk identified or not mapped.

Are properties on Union St mostly on high, level or low ground?

2 homes sit above the street; 57 homes sit level with the street. Different site heights relative to the street can influence site characteristics, but buyers should assess the specific property rather than relying on the street average.

What type of road is Union St?

Union St is a local road. Local roads generally serve nearby residents and connect directly to homes, rather than carrying significant through traffic.

Is Union St mostly houses or apartments?

There are 93 residential properties on Union St. Houses make up 63.4% of the street, while apartments account for 26.9%. This means the street is predominantly houses.

What are the major apartment developments on Union St?

The major apartment developments on Union St are 4 Union St, Dulwich Hill NSW 2203 with 12 lots across 3 levels built in 1980, and 79 Union St, Dulwich Hill NSW 2203 with 10 lots across 2 levels built in 1985. These developments contribute to the street's apartment presence or higher-density residential character.

How many properties have sold on Union St?

1 house and 3 apartments have sold on Union St in the past 12 months. The 5-year turnover rate for houses is 10.2%, and for apartments it is 28%. Turnover measures the proportion of properties that changed ownership during the past five years.

Is Union St a good street to buy property on?

Union St is a local road with a predominantly house character, making it well-aligned with buyers looking for detached houses. Apartment buyers will find a presence of major developments, though the street is mostly houses. Buyers comfortable with a local-road residential street will find the environment suits their needs.